source/3d/vehicle.cpp

   1 /* $Id$
   2
   3 This file is part of R²C²
   4 Copyright © 2010-2011  Mikkosoft Productions, Mikko Rasa
   5 Distributed under the GPL
   6 */
   7
   8 #include <cmath>
   9 #include <msp/gl/matrix.h>
  10 #include <msp/gl/renderer.h>
  11 #include "axle.h"
  12 #include "bogie.h"
  13 #include "layout.h"
  14 #include "rod.h"
  15 #include "vehicle.h"
  16 #include "vehicletype.h"
  17
  18 using namespace std;
  19 using namespace Msp;
  20
  21 namespace R2C2 {
  22
  23 Vehicle3D::Vehicle3D(Layout3D &l, Vehicle &v):
  24         GL::ObjectInstance(*l.get_catalogue().get_vehicle(v.get_type()).get_body_object()),
  25         layout(l),
  26         vehicle(v),
  27         type(layout.get_catalogue().get_vehicle(vehicle.get_type()))
  28 {
  29         unsigned n_axles = vehicle.get_type().get_axles().size();
  30         for(unsigned i=0; i<n_axles; ++i)
  31                 if(type.get_axle_object(i))
  32                 {
  33                         Axle3D *a = new Axle3D(*this, i);
  34                         axles.push_back(a);
  35                         layout.get_scene().add(*a);
  36                 }
  37
  38         unsigned n_bogies = vehicle.get_type().get_bogies().size();
  39         for(unsigned i=0; i<n_bogies; ++i)
  40                 if(type.get_bogie_object(i))
  41                 {
  42                         Bogie3D *b = new Bogie3D(*this, i);
  43                         bogies.push_back(b);
  44                         layout.get_scene().add(*b);
  45
  46                         n_axles = vehicle.get_type().get_bogie(i).axles.size();
  47                         for(unsigned j=0; j<n_axles; ++j)
  48                                 if(type.get_bogie_axle_object(i, j))
  49                                 {
  50                                         Axle3D *a = new Axle3D(*this, i, j);
  51                                         axles.push_back(a);
  52                                         layout.get_scene().add(*a);
  53                                 }
  54                 }
  55
  56         unsigned n_rods = vehicle.get_type().get_rods().size();
  57         for(unsigned i=0; i<n_rods; ++i)
  58                 if(type.get_rod_object(i))
  59                 {
  60                         Rod3D *r = new Rod3D(*this, i);
  61                         rods.push_back(r);
  62                         layout.get_scene().add(*r);
  63                 }
  64
  65         layout.add_vehicle(*this);
  66         layout.get_scene().add(*this);
  67 }
  68
  69 Vehicle3D::~Vehicle3D()
  70 {
  71         layout.remove_vehicle(*this);
  72         layout.get_scene().remove(*this);
  73         for(vector<Axle3D *>::iterator i=axles.begin(); i!=axles.end(); ++i)
  74                 delete *i;
  75         for(vector<Bogie3D *>::iterator i=bogies.begin(); i!=bogies.end(); ++i)
  76                 delete *i;
  77         for(vector<Rod3D *>::iterator i=rods.begin(); i!=rods.end(); ++i)
  78                 delete *i;
  79 }
  80
  81 Point Vehicle3D::get_node() const
  82 {
  83         Point p = vehicle.get_position();
  84         return Point(p.x, p.y, p.z+0.01+vehicle.get_type().get_height());
  85 }
  86
  87 bool Vehicle3D::is_visible() const
  88 {
  89         return vehicle.get_track();
  90 }
  91
  92 void Vehicle3D::render(GL::Renderer &renderer, const GL::Tag &tag) const
  93 {
  94         if(!vehicle.get_track())
  95                 return;
  96
  97         ObjectInstance::render(renderer, tag);
  98
  99         /*if(tag==0)
 100         {
 101                 GL::PushMatrix push_mat;
 102
 103                 const Point &pos = vehicle.get_position();
 104                 GL::translate(pos.x, pos.y, pos.z);
 105                 GL::rotate(vehicle.get_direction()*180/M_PI, 0, 0, 1);
 106
 107                 if(const GL::Object *obj = type.get_body_object())
 108                         obj->render(tag);*/
 109
 110                 /*const vector<VehicleType::Axle> &axles = vehicle.get_type().get_axles();
 111                 for(unsigned i=0; i<axles.size(); ++i)
 112                         if(const GL::Object *obj = type.get_axle_object(i))
 113                         {
 114                                 GL::PushMatrix push_mat2;
 115                                 GL::translate(axles[i].position, 0, axles[i].wheel_dia/2);
 116                                 GL::rotate(vehicle.get_axle(i).angle*180/M_PI, 0, 1, 0);
 117                                 obj->render(tag);
 118                         }
 119
 120                 const vector<VehicleType::Bogie> &bogies = vehicle.get_type().get_bogies();
 121                 for(unsigned i=0; i<bogies.size(); ++i)
 122                 {
 123                         GL::PushMatrix push_mat2;
 124                         GL::translate(bogies[i].position, 0, 0);
 125                         float angle = vehicle.get_bogie(i).direction*180/M_PI;
 126                         GL::rotate(angle, 0, 0, 1);
 127
 128                         for(unsigned j=0; j<bogies[i].axles.size(); ++j)
 129                                 if(const GL::Object *obj = type.get_bogie_axle_object(i, j))
 130                                 {
 131                                         GL::PushMatrix push_mat3;
 132                                         GL::translate(bogies[i].axles[j].position, 0, bogies[i].axles[j].wheel_dia/2);
 133                                         GL::rotate(vehicle.get_bogie_axle(i, j).angle*180/M_PI, 0, 1, 0);
 134                                         obj->render(tag);
 135                                 }
 136
 137                         if(bogies[i].rotate_object)
 138                                 GL::rotate(180, 0, 0, 1);
 139                         if(const GL::Object *obj = type.get_bogie_object(i))
 140                                 obj->render(tag);
 141                 }*/
 142
 143                 /*const vector<VehicleType::Rod> &rods = vehicle.get_type().get_rods();
 144                 for(unsigned i=0; i<rods.size(); ++i)
 145                         if(const GL::Object *obj = type.get_rod_object(i))
 146                         {
 147                                 GL::PushMatrix push_mat2;
 148                                 const Point &rpos = vehicle.get_rod(i).position;
 149                                 float angle = vehicle.get_rod(i).angle;
 150                                 GL::translate(rpos.x, rpos.y, rpos.z);
 151                                 if(rods[i].mirror_object)
 152                                         GL::scale(1, -1, 1);
 153                                 GL::rotate(angle*180/M_PI, 0, -1, 0);
 154                                 obj->render(tag);
 155                         }*/
 156         //}
 157 }
 158
 159 void Vehicle3D::setup_render(GL::Renderer &renderer, const GL::Tag &) const
 160 {
 161         GL::Matrix matrix;
 162         const Point &pos = vehicle.get_position();
 163         matrix.translate(pos.x, pos.y, pos.z);
 164         matrix.rotate(vehicle.get_direction(), 0, 0, 1);
 165         renderer.matrix_stack() *= matrix;
 166 }
 167
 168 } // namespace R2C2